DK

Dai Koyama

CC Central Japan Railway Comany: 1 patents #1 of 12Top 9%
Overall (2005): #216,344 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6931995 Train maintenance automating system Toshio Yokonishi, Hisao Sawada, Kenjiro Fujii, Kazuhiro Makino 2005-08-23